Home / 88,743.70-122,471.27-48,461.20

Finding the Fourth Proportional to 88,743.70, 122,471.27 and 48,461.20

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Solution

The fourth proportional to 88,743.70, 122,471.27 and 48,461.20 is: 66,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,743.70 : 122,471.27 = 48,461.20 : x
  2. Step 2: Convert to fraction form
    88,743.70/122,471.27 = 48,461.20/x
  3. Step 3: Cross multiply
    88,743.70x = 122,471.27 × 48,461.20
  4. Step 4: Simplify right side
    88,743.70x = 5,935,104,709.72
  5. Step 5: Solve for x
    x = 5,935,104,709.72/88,743.70
  6. Step 6: Final answer
    x = 66,879.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.